[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 36.753755] audit: type=1400 audit(1602209983.583:8): avc: denied { execmem } for pid=6222 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 36.769435] IPVS: ftp: loaded support on port[0] = 21 [ 37.134538] can: request_module (can-proto-0) failed. [ 37.716231] can: request_module (can-proto-0) failed. [ 37.743459] audit: type=1400 audit(1602209984.573:9): avc: denied { create } for pid=6201 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.0.193' (ECDSA) to the list of known hosts. 2020/10/09 02:19:51 parsed 1 programs 2020/10/09 02:19:52 executed programs: 0 [ 45.387128] audit: type=1400 audit(1602209992.214:10): avc: denied { execmem } for pid=6339 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 45.466454] IPVS: ftp: loaded support on port[0] = 21 [ 45.532994] IPVS: ftp: loaded support on port[0] = 21 [ 45.541027] IPVS: ftp: loaded support on port[0] = 21 [ 45.580164] IPVS: ftp: loaded support on port[0] = 21 [ 45.593031] IPVS: ftp: loaded support on port[0] = 21 [ 45.636970] IPVS: ftp: loaded support on port[0] = 21 [ 45.726461] chnl_net:caif_netlink_parms(): no params data found [ 45.871962] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.878330] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.886566] device bridge_slave_0 entered promiscuous mode [ 45.898232] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.905262] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.913020] device bridge_slave_1 entered promiscuous mode [ 45.935678] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.946726] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.984279] chnl_net:caif_netlink_parms(): no params data found [ 46.011246] chnl_net:caif_netlink_parms(): no params data found [ 46.070513] chnl_net:caif_netlink_parms(): no params data found [ 46.083411] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.091261] team0: Port device team_slave_0 added [ 46.096763] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.105710] team0: Port device team_slave_1 added [ 46.117250] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.156361] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.186587] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.193545] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.201598] device bridge_slave_0 entered promiscuous mode [ 46.212587] chnl_net:caif_netlink_parms(): no params data found [ 46.228219] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.234975] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.244065] device bridge_slave_0 entered promiscuous mode [ 46.255555] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.263042] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.270812] device bridge_slave_1 entered promiscuous mode [ 46.276761] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.283298] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.290492] device bridge_slave_1 entered promiscuous mode [ 46.299054] device hsr_slave_0 entered promiscuous mode [ 46.305195] device hsr_slave_1 entered promiscuous mode [ 46.311210] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.362851] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.397315] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.407001] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.420579] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.426919] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.434360] device bridge_slave_0 entered promiscuous mode [ 46.441493] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.447832] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.454884] device bridge_slave_1 entered promiscuous mode [ 46.465779] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.474664] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.496655] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.504404] team0: Port device team_slave_0 added [ 46.514263] chnl_net:caif_netlink_parms(): no params data found [ 46.542748] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.550182] team0: Port device team_slave_1 added [ 46.567847] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.574300] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.581249] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.587594] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.600976] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.607331] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.617636] device bridge_slave_0 entered promiscuous mode [ 46.625936] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.634701] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.643403] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.650729] team0: Port device team_slave_0 added [ 46.656121] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.663704] team0: Port device team_slave_1 added [ 46.683091] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.691004] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.697771] device bridge_slave_1 entered promiscuous mode [ 46.705548] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.718550] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.726986] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.734065] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.743657] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.751581] device bridge_slave_0 entered promiscuous mode [ 46.758270] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.764769] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.771645] device bridge_slave_1 entered promiscuous mode [ 46.778387] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.785537] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.811400] device hsr_slave_0 entered promiscuous mode [ 46.817890] device hsr_slave_1 entered promiscuous mode [ 46.824557] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.852698] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.862173] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.877975] device hsr_slave_0 entered promiscuous mode [ 46.883709] device hsr_slave_1 entered promiscuous mode [ 46.895574] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.903950] team0: Port device team_slave_0 added [ 46.910747] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.918500] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.925929] team0: Port device team_slave_1 added [ 46.932220] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.939145] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.947492] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.957855] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.972132] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.984529] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.993712] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.025898] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.035473] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.043249] team0: Port device team_slave_0 added [ 47.067488] device hsr_slave_0 entered promiscuous mode [ 47.073902] device hsr_slave_1 entered promiscuous mode [ 47.080474] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.087755] team0: Port device team_slave_1 added [ 47.096377] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.103354] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.114151] team0: Port device team_slave_0 added [ 47.119941] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.127209] team0: Port device team_slave_1 added [ 47.136809] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.144163] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.151744] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.158939] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.183307] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.192039] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.200340] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.208644] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.226703] device hsr_slave_0 entered promiscuous mode [ 47.233662] device hsr_slave_1 entered promiscuous mode [ 47.247282] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.256527] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.265295] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.272228] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.287951] device hsr_slave_0 entered promiscuous mode [ 47.293957] device hsr_slave_1 entered promiscuous mode [ 47.304179] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.311789] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.322753] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.330090] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.338374] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.347806] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.356739] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.363404] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.374678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.382269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.392098] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.401846] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.412518] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.423243] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.429928] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.435954] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.444340] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.452386] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.458712] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.465697] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.474497] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.482144] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.488473] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.495249] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.510359] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.517850] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.530673] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.540222] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.549950] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.558576] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.568212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.576250] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.584321] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.591915] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.598235] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.605131] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.612943] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.620614] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.626947] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.635363] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.644589] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.654575] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.664734] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.674389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.682260] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.689855] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.697388] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.706161] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.718001] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.730933] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.741874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.749780] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.757259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.765562] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.773613] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.787642] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.797490] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.812970] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.820782] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.828209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.836265] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.845287] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.860327] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.869062] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.880651] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.888314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.895835] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.904359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.912702] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.922514] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.933693] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 47.944654] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.952135] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.961002] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.967058] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.976222] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.987016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.995235] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.002987] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.010352] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.031269] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.039600] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.045652] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.056695] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.068592] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.078421] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.093034] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.102814] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.114236] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.122929] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.141637] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.162777] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.171835] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.178210] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.190059] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.202986] kasan: CONFIG_KASAN_INLINE enabled [ 48.207723] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 48.216775] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.220279] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 48.225852] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.229776] CPU: 1 PID: 7237 Comm: syz-executor.3 Not tainted 4.19.150-syzkaller #0 [ 48.229779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.229789] RIP: 0010:do_blockdev_direct_IO+0x1bc4/0x6d30 [ 48.229794] Code: 41 ff 0c 24 0f 85 46 ff ff ff 4c 89 ef e8 44 c6 d5 ff e9 39 ff ff ff 48 8b 84 24 f0 00 00 00 48 8d 78 08 48 89 f8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 1d 42 00 00 48 8b b4 24 f0 00 00 00 48 8b 46 [ 48.229797] RSP: 0018:ffff888097d27450 EFLAGS: 00010202 [ 48.229801] RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff81a81899 [ 48.229803] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000008 [ 48.229805] RBP: ffff888097d27790 R08: fffff94000443f87 R09: fffff94000443f86 [ 48.229808] R10: fffff94000443f86 R11: ffffea000221fc37 R12: dffffc0000000000 [ 48.229810] R13: ffffea000221fc00 R14: ffffea000221fc34 R15: ffff888096e3ba40 [ 48.229814] FS: 00007f3a5d948700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 48.229816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.229819] CR2: 000055d06c9a5230 CR3: 0000000096cce000 CR4: 00000000001406e0 [ 48.229825] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.242365] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.243660] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.255923] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.258518] Call Trace: [ 48.278240] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.282804] ? sb_init_dio_done_wq+0x80/0x80 [ 48.282822] ? ext4_dio_get_block_unwritten_sync+0xb0/0xb0 [ 48.282830] ? ext4_direct_IO+0xbf7/0x17d0 [ 48.293017] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.297339] __blockdev_direct_IO+0x72/0xd9 [ 48.307017] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.311848] ext4_direct_IO+0x87d/0x17d0 [ 48.311861] generic_file_direct_write+0x1ee/0x410 [ 48.311868] __generic_file_write_iter+0x270/0x580 [ 48.311877] ext4_file_write_iter+0x282/0xe60 [ 48.322366] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.327362] ? __lock_is_held+0xb5/0x140 [ 48.335724] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.340512] ? ext4_file_mmap+0x370/0x370 [ 48.340522] ? __might_sleep+0x95/0x190 [ 48.340530] do_iter_readv_writev+0x4ae/0x960 [ 48.340537] ? vfs_dedupe_file_range+0x5a0/0x5a0 [ 48.351578] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.353843] ? rw_verify_area+0xb8/0x2b0 [ 48.363642] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.367150] do_iter_write+0x12a/0x510 [ 48.372217] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 48.375590] ? rcu_read_lock_sched_held+0x108/0x120 [ 48.382191] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.385572] ? __kmalloc+0x5f1/0x770 [ 48.391426] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 48.396691] vfs_iter_write+0x5b/0xb0 [ 48.401660] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 48.407921] iter_file_splice_write+0x558/0xc30 [ 48.413307] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.416875] ? page_cache_pipe_buf_steal+0x300/0x300 [ 48.426901] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.433001] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 48.433009] ? __sb_start_write+0x1f3/0x2a0 [ 48.433015] do_splice+0x4fd/0x12d0 [ 48.433023] ? ksys_dup3+0x2e0/0x2e0 [ 48.433027] ? opipe_prep.part.13+0x320/0x320 [ 48.433032] ? __fget_light+0x174/0x1e0 [ 48.433037] __x64_sys_splice+0x248/0x300 [ 48.433046] do_syscall_64+0xd0/0x4e0 [ 48.442701] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.443932] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.460861] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.461232] RIP: 0033:0x459f79 [ 48.470539] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.472014] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.481123] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.482623] RSP: 002b:00007f3a5d947c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000113 [ 48.491059] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.494265] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000459f79 [ 48.502268] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.504623] RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000004 [ 48.517002] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.518031] RBP: 000000000075bf20 R08: 00000000ffffffff R09: 0000000000000000 [ 48.530441] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.532279] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3a5d9486d4 [ 48.540919] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.543320] R13: 00000000004c9bcf R14: 00000000004e0790 R15: 00000000ffffffff [ 48.551362] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.554202] Modules linked in: [ 48.561557] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.731036] ---[ end trace 78adbe384510af45 ]--- [ 48.737747] kasan: CONFIG_KASAN_INLINE enabled [ 48.739999] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.749492] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 48.752208] RIP: 0010:do_blockdev_direct_IO+0x1bc4/0x6d30 [ 48.757119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.764736] Code: 41 ff 0c 24 0f 85 46 ff ff ff 4c 89 ef e8 44 c6 d5 ff e9 39 ff ff ff 48 8b 84 24 f0 00 00 00 48 8d 78 08 48 89 f8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 1d 42 00 00 48 8b b4 24 f0 00 00 00 48 8b 46 [ 48.770185] general protection fault: 0000 [#2] PREEMPT SMP KASAN [ 48.790982] RSP: 0018:ffff888097d27450 EFLAGS: 00010202 [ 48.794373] CPU: 0 PID: 7242 Comm: syz-executor.4 Tainted: G D 4.19.150-syzkaller #0 [ 48.794377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.794392] RIP: 0010:do_blockdev_direct_IO+0x1bc4/0x6d30 [ 48.794398] Code: 41 ff 0c 24 0f 85 46 ff ff ff 4c 89 ef e8 44 c6 d5 ff e9 39 ff ff ff 48 8b 84 24 f0 00 00 00 48 8d 78 08 48 89 f8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 1d 42 00 00 48 8b b4 24 f0 00 00 00 48 8b 46 [ 48.794403] RSP: 0018:ffff8880972cf450 EFLAGS: 00010202 [ 48.801637] RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff81a81899 [ 48.808927] RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff81a81899 [ 48.808930] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000008 [ 48.808932] RBP: ffff8880972cf790 R08: fffff94000418a87 R09: fffff94000418a86 [ 48.808934] R10: fffff94000418a86 R11: ffffea00020c5437 R12: dffffc0000000000 [ 48.808936] R13: ffffea00020c5400 R14: ffffea00020c5434 R15: ffff888096e3b700 [ 48.808940] FS: 00007f9d07616700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 48.808942] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.808944] CR2: 0000000020788ffc CR3: 00000000976ba000 CR4: 00000000001406f0 [ 48.808950] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.808952] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.808956] Call Trace: [ 48.808978] ? sb_init_dio_done_wq+0x80/0x80 [ 48.808984] ? ext4_xattr_get+0x15a/0x9e0 [ 48.808991] ? mark_held_locks+0x130/0x130 [ 48.809002] ? pagecache_isize_extended+0x210/0x210 [ 48.809009] ? ext4_dio_get_block_unwritten_sync+0xb0/0xb0 [ 48.809017] ? ext4_direct_IO+0xbf7/0x17d0 [ 48.809023] __blockdev_direct_IO+0x72/0xd9 [ 48.809030] ext4_direct_IO+0x87d/0x17d0 [ 48.825027] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000008 [ 48.842805] generic_file_direct_write+0x1ee/0x410 [ 48.842812] __generic_file_write_iter+0x270/0x580 [ 48.842821] ext4_file_write_iter+0x282/0xe60 [ 48.842826] ? do_splice+0x4fd/0x12d0 [ 48.842829] ? __x64_sys_splice+0x248/0x300 [ 48.842835] ? do_syscall_64+0xd0/0x4e0 [ 48.842840] ? ext4_file_mmap+0x370/0x370 [ 48.842846] ? lock_acquire+0x173/0x3d0 [ 48.842853] ? __might_sleep+0x95/0x190 [ 48.842859] do_iter_readv_writev+0x4ae/0x960 [ 48.842864] ? vfs_dedupe_file_range+0x5a0/0x5a0 [ 48.842869] ? rw_verify_area+0xb8/0x2b0 [ 48.842874] do_iter_write+0x12a/0x510 [ 48.842881] ? __kmalloc+0x325/0x770 [ 48.842886] vfs_iter_write+0x5b/0xb0 [ 48.842891] iter_file_splice_write+0x558/0xc30 [ 48.842905] ? page_cache_pipe_buf_steal+0x300/0x300 [ 48.842911] ? lock_acquire+0x173/0x3d0 [ 48.842913] ? do_splice+0xb57/0x12d0 [ 48.842920] ? rcu_sync_lockdep_assert+0xd/0xb0 [ 48.842925] ? __sb_start_write+0x1f3/0x2a0 [ 48.842931] do_splice+0x4fd/0x12d0 [ 48.842937] ? ksys_dup3+0x2e0/0x2e0 [ 48.842943] ? opipe_prep.part.13+0x320/0x320 [ 48.842948] ? __fget_light+0x174/0x1e0 [ 48.842952] __x64_sys_splice+0x248/0x300 [ 48.842957] do_syscall_64+0xd0/0x4e0 [ 48.842965] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.842970] RIP: 0033:0x459f79 [ 48.842975] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.842978] RSP: 002b:00007f9d07615c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000113 [ 48.842982] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000459f79 [ 48.842984] RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000004 [ 48.842986] RBP: 000000000075bf20 R08: 00000000ffffffff R09: 0000000000000000 [ 48.842988] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9d076166d4 [ 48.842991] R13: 00000000004c9bcf R14: 00000000004e0790 R15: 00000000ffffffff [ 48.842997] Modules linked in: [ 48.845162] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.861647] RBP: ffff888097d27790 R08: fffff94000443f87 R09: fffff94000443f86 [ 48.864145] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.873423] R10: fffff94000443f86 R11: ffffea000221fc37 R12: dffffc0000000000 [ 48.878879] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.886829] R13: ffffea000221fc00 R14: ffffea000221fc34 R15: ffff888096e3ba40 [ 48.892791] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.895054] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.902789] FS: 00007f3a5d948700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 48.908017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.915273] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.924390] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.929851] CR2: 00007f5168bec008 CR3: 0000000096cce000 CR4: 00000000001406e0 [ 48.932267] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.936220] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.940487] ---[ end trace 78adbe384510af46 ]--- [ 48.940500] RIP: 0010:do_blockdev_direct_IO+0x1bc4/0x6d30 [ 48.940506] Code: 41 ff 0c 24 0f 85 46 ff ff ff 4c 89 ef e8 44 c6 d5 ff e9 39 ff ff ff 48 8b 84 24 f0 00 00 00 48 8d 78 08 48 89 f8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 1d 42 00 00 48 8b b4 24 f0 00 00 00 48 8b 46 [ 48.940509] RSP: 0018:ffff888097d27450 EFLAGS: 00010202 [ 48.940513] RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff81a81899 [ 48.940516] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000008 [ 48.940519] RBP: ffff888097d27790 R08: fffff94000443f87 R09: fffff94000443f86 [ 48.940522] R10: fffff94000443f86 R11: ffffea000221fc37 R12: dffffc0000000000 [ 48.940524] R13: ffffea000221fc00 R14: ffffea000221fc34 R15: ffff888096e3ba40 [ 48.940528] FS: 00007f9d07616700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 48.940531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.940534] CR2: 0000000020788ffc CR3: 00000000976ba000 CR4: 00000000001406f0 [ 48.940541] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.940544] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.940547] Kernel panic - not syncing: Fatal exception [ 48.941624] Kernel Offset: disabled [ 49.383735] Rebooting in 86400 seconds..